/*
 * Copyright (C) 2010 Apple Inc. All rights reserved.
 * Portions Copyright (c) 2010 Motorola Mobility, Inc.  All rights reserved.
 * Copyright (C) 2011 Igalia S.L.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "ChunkedUpdateDrawingArea.h"

#include "RefPtrCairo.h"
#include "UpdateChunk.h"
#include "WebPage.h"

#include <WebCore/GraphicsContext.h>
#include <WebCore/IntRect.h>

using namespace WebCore;

namespace WebKit {

void ChunkedUpdateDrawingArea::paintIntoUpdateChunk(UpdateChunk* updateChunk)
{
    ASSERT(!updateChunk->isEmpty());

    RefPtr<cairo_surface_t> image = updateChunk->createImage();
    RefPtr<cairo_t> cr = adoptRef(cairo_create(image.get()));
    GraphicsContext gc(cr.get());
    gc.save();
    IntRect rect = updateChunk->rect();
    gc.translate(-rect.x(), -rect.y());
    m_webPage->drawRect(gc, updateChunk->rect());
    gc.restore();
}

} // namespace WebKit
